BODY MTG AIR COND INSTRUMENTS 9 275 SWITCH ACTUATOR AMPLIFIER ASSY ARM ASSY ASPIRATOR ASSY BEARING PKG BOARD UNIT CAM CIRCUIT BOARD ASSY CLIP CONNECTOR COVER HARNESS ASSY GROMMET HOSE INSULATOR KNOB ASSY NUT PROGRAMMER ASSY RESISTOR RETAINER SEAL SENSOR ASSY SPRING STUD TRANSDUCER ASSY Air Conditioning Electrical Temperature and Blower Motor Control Con I 72 Pass 73 75 All 483326 1 4 20 heater and NC ambient Note 1 NOTE I This switch cuts off e act supply to comp at 29 degrees E and below to protect comp shaft seal assy from damage 68 Chevy 3909017 1 2 20 htr and A C blower low 8 852 68 Chevelle 3929060 1 3 15 htr and A C blower 8 852 J 68 Chevelle 3909064 1 2 20 htr and A C outlet 8 852 68 Camaro 3925724 I 3 80 htr and A C control 8 852 68 Chevy 3909018 1 4 30 htr and A C Spd control 69 Nova Camaro 70 74 Nova 3973728 I 2 70 heater Bt A C control blower low 69 Chevy Camaro w C A C 70 75 Nova 6273385 1 3 95 heater and A C control fan 89 All w C A C exc Pass 70 75 Nova 3955900 1 2 15 comp and low blower 69 Chevelle 3942656 1 3 05 heater and A C blower 8 852 69 70 Pass 70 72 Chevelle 7308940 1 4 31 heater and A C master 69 70 Pass 70 72 Chevelle 7308941 1 3 25 temp cont 69 70 Pass exc Auto Temp Cont 6273391 1 2 00 heater and A C blower 70 Chevelle 7314261 1 4 05 car heater and A C 70 72 Chevelle 6273383 I 3 95 heater and A C control fan 8 852 70 72 Camaro 7313841 1 3 64 A C master 70 72 Camaro 7313831 1 3 54 A C compressor 70 72 Camaro 6273384 1 3 95 htr and A C blower 71 75 Pass w Auto Temp Control 6490043 1 4 42 A C thermo threads into rear of engine cyl head 71 75 Pass exc Auto Temp Control 1223590 1 3 29 blower 71 75 Vega Monza 7931444 1 4 90 a c compressor on control 71 75 Vega I 4 83326 1 4 20 a c htr ambient on blower 71 75 Vega Monza IBC w A T 4 cyl 3998285 1 5 10 a c comp cutoff at carb Note 2 NOTE Z Used to out out compressor during full throttle condition 71 75 Vega Monza 3979719 1 3 90 htr and a c blower on control 71 72 Vega 2BC w A T 6273320 1 5 00 a c comp cut off at carb 73 Chevelle 6273310 1 Il 05 heater and a c master 8 852 73 75 Camaro 331928 1 3 95 heater and a c blower 73 Camaro 331929 1 3 95 heater and a c master 73 75 All exc Auto Temp Control Vega Monza 6490609 1 4 42 car htr low blower delay engine thermo 2 terminals insulator color blue threads into rear of engine cyl head 8 852 73 75 Chevelle 336408 I 1 75 htr and a c control blower 73 75 Vega Monza 2BC w A T 4 cyl 331972 I 5 00 a c comp cut off at carb 73 Vega 4 cyl 3030062 I 25 00 a c w oover evap and blower 74 Vega 1st design 3027847 1 27 00 w cover evap and blower ranoo Note 2 74 75 Vega Znd design 3030082 I 25 00 w cover evap and blower ranco Note 2 NOTE Z 2nd design ident by yellow point 74 75 Chevelle Camaro Nova 340427 1 8 00 a c vac and eIect 13 ports and 3 term rectangular 74 75 Vega Monza 339848 1 5 95 a c comp cut off pressure at sight glass 75 Nova 348109 1 2 70 htr and a c control blower low 75 Pass exc Auto Temp Control 9346460 1 3 70 select rotary 75 Camaro w A C 362590 1 8 l0 vac elect 9 port 75 Monza Towne Cpe 9348909 1 5 20 htr and a c select rotary 75 Monza Towne CPe 362549 1 4 20 htr and a c blower control 75 Vega Monza exc Towne Cpe 3023514 1 3 75 blower air Inlet 73 Pass w Auto Temp Control 1996507 1 3 90 ACTUATOR a c inlet vac 66 Pass w Auto Temp Control 1222253 1 33 00 AMPLIFIER ASSY htr control 67 68 Pass w Auto Temp Control 7300021 I 23 65 AMPLIFIER ASSY htr control 69 Pass w Auto Temp Control 7308992 1 25 70 AMPLIFIER ASSY heater control circuit board 70 71 Pass w Auto Temp Control 7311618 1 18 70 AMPLIFIER ASSY car htr cont circuit board 71 75 Pass w Auto Temp Control 1223114 1 2 51 ARM ASSY wiper contacts 74 Pass w Auto Temp Control 1223462 1 1 13 ARM ASSY mix door oper htr and a c 71 72 Pass w Auto Temp Control 487308 I 1 10 ASPIRATOR ASSY In car sensor GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 9 275 9 275 s ze REV 4 77